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Finding the Third Proportional to 425,515,320 and 931,742,280

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Solution

The third proportional to 425,515,320 and 931,742,280 is: 2,040,217,203.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,515,320 : 931,742,280 = 931,742,280 : x
  2. Step 2: Convert to fraction form
    425,515,320/931,742,280 = 931,742,280/x
  3. Step 3: Cross multiply
    425,515,320x = 931,742,280 × 931,742,280
  4. Step 4: Simplify right side
    425,515,320x = 868,143,676,339,598,336
  5. Step 5: Solve for x
    x = 868,143,676,339,598,336/425,515,320
  6. Step 6: Final answer
    x = 2,040,217,203.79

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.